Tree shaker



FIG. 1 is a rear elevation view of a tree shaker incorporating my new design.

FIG. 2 is a top plan view thereof.

FIG. 3 is a right side elevation view thereof.

FIG. 4 is a left side elevation view thereof.

FIG. 5 is a front elevation view thereof. 

The ornamental design for a tree shaker, substantially as shown and described. 